Geoffrey Onyambu works with Demand for Sanitation in Kenyan Urban Slums project in Soweto, Kayole. He works with the PIs, DIME(WB) and other partners in overseeing staff, refining study design and survey instruments, finance oversight, preliminary analysis of data, writing of project reports, and coordinating with partners in the program. Prior to joining IPA in 2011, he worked with Kimetrica and Catholic Relief Services on Agriculture, Food Security, Micro-finance and Mobile Money. He holds a BA in Philosophy from Pontifical Urban University, Rome. Currently pursuing an MPhil. in Philosophy from Moi University, and his writinga thesis entitled Poverty Alleviation in Kenya:- A Critical approach based on John Dewey's Instrumentalism.